He was born in the Chinese Year of the Rat and his zodiac star sign is Leo. Milo, Yunsung, and Minsung’s blood type is A. At 172 cm or 5'7½", he’s Romeo’s shortest member. He’s shorter than the tallest member, Hyunkyung, by 12 cm.

He went to Gimpo First High School.

Milo was interested in becoming a singer since childhood. In middle school, he was Beast perform, and he was inspired to become a singer. He’s a big fan of Kikwang.

He began to teach himself to sing and dance, and posted dancing videos on SNS.